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Category: Personality Disorder

Impaired processing of threat in psychopathy: A systematic review and meta-analysis of factorial data in male offender populations

Impaired processing of threat in psychopathy: A systematic review and meta-analysis of factorial data in male offender populations

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Open Access Peer-reviewed Research Article Petya Kozhuharova, Hannah Dickson, John Tully, Nigel Blackwood Published: October 29, 2019 https://doi.org/10.1371/journal.pone.0224455 Abstract Background Psychopathy is a personality disorder characterised by two underlying factors. Factor 1 (affective and interpersonal deficits) captures affective deficits, whilst Factor 2 (antisocial and impulsive/disorganised behaviours) captures life course persistent antisocial behaviours. Impaired processing of threat has been proposed as an aetiologically salient factor in the development of psychopathy, but the relationship of this impairment to the factorial structure of…

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Psychotic-Like Experiences and Nonsuidical Self-Injury in England: Results from a National Survey

Psychotic-Like Experiences and Nonsuidical Self-Injury in England: Results from a National Survey

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Open Access Peer-reviewed Research Article Ai Koyanagi , Andrew Stickley, Josep Maria Haro Published: December 23, 2015 https://doi.org/10.1371/journal.pone.0145533 Correction 11 Jan 2016: Koyanagi A, Stickley A, Haro JM (2016) Correction: Psychotic-Like Experiences and Nonsuidical Self-Injury in England: Results from a National Survey. PLOS ONE 11(1): e0147095. https://doi.org/10.1371/journal.pone.0147095 View correction Abstract Background Little is known about the association between psychotic-like experiences (PLEs) and nonsuicidal self-injury (NSSI) in the general adult population. Thus, the aim of this study was to examine the association using nationally-representative…

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Neurobiological Correlates in Forensic Assessment: A Systematic Review

Neurobiological Correlates in Forensic Assessment: A Systematic Review

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Open Access Peer-reviewed Research Article Toon van der Gronde, Maaike Kempes, Carla van El, Thomas Rinne, Toine Pieters Published: October 20, 2014 https://doi.org/10.1371/journal.pone.0110672 Abstract Background With the increased knowledge of biological risk factors, interest in including this information in forensic assessments is growing. Currently, forensic assessments are predominantly focused on psychosocial factors. A better understanding of the neurobiology of violent criminal behaviour and biological risk factors could improve forensic assessments. Objective To provide an overview of the current evidence about…

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An Exploration of the Serotonin System in Antisocial Boys with High Levels of Callous-Unemotional Traits

An Exploration of the Serotonin System in Antisocial Boys with High Levels of Callous-Unemotional Traits

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Open Access Peer-reviewed Research Article Caroline Moul , Carol Dobson-Stone, John Brennan, David Hawes, Mark Dadds Published: February 15, 2013 https://doi.org/10.1371/journal.pone.0056619 Abstract Background The serotonin system is thought to play a role in the aetiology of antisocial and aggressive behaviour in both adults and children however previous findings have been inconsistent. Recently, research has suggested that the function of the serotonin system may be specifically altered in a sub-set of antisocial populations – those with psychopathic (callous-unemotional) personality traits. We…

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Psychopathy, psychological distress, and treatment history among perpetrators of intimate partner femicide, homicide, and other violent crimes in Buenos Aires, Argentina

Psychopathy, psychological distress, and treatment history among perpetrators of intimate partner femicide, homicide, and other violent crimes in Buenos Aires, Argentina

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Open Access Peer-reviewed Research Article Martín Hernán Di Marco , Gergő Baranyi, Dabney P. Evans Published: July 24, 2024 https://doi.org/10.1371/journal.pmen.0000064 Abstract Intimate partner femicide—the killing of women based on their gender by their former or current partners—is a global long-standing manifestation of violence against women. Despite the enactment of femicide-specific laws in Latin America, femicide rates have remained relatively constant throughout the last decade. Often perpetrators are pathologized as suffering from mental illness, yet the data on their mental health…

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Changes in coercive parenting and child externalizing behavior across COVID-19 and the moderating role of parent-child attachment relationship quality

Changes in coercive parenting and child externalizing behavior across COVID-19 and the moderating role of parent-child attachment relationship quality

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Open Access Peer-reviewed Research Article Sara I. Hogye , Nicole Lucassen, Katrien O. W. Helmerhorst, Paula Vrolijk, Renske Keizer Published: October 12, 2023 https://doi.org/10.1371/journal.pone.0290089   Abstract Research indicates increases in coercive parenting towards children and increases in child externalizing behavior during COVID-19 as compared to the pre-pandemic period. In this preregistered study, we extended previous knowledge by investigating to what extent, and under what conditions, changes in coercive parenting and child externalizing behavior are interrelated. Ninety-five mothers and fathers of…

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How does the public understand the causes of mental disorders? An analysis of Irish news media before and during the COVID-19 pandemic

How does the public understand the causes of mental disorders? An analysis of Irish news media before and during the COVID-19 pandemic

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Open Access Peer-reviewed Research Article Leigh Huggard , Cliódhna O’Connor Published: April 6, 2023 https://doi.org/10.1371/journal.pone.0284095 Abstract Public perceptions of the determinants of mental illness have important implications for attitudes and stigma, but minimal previous research has explored how causal attributions are spontaneously invoked in everyday public discourse. This study investigated how causal explanations for mental illness are disseminated in popular Irish news media, in the two years before and after the onset of the COVID-19 pandemic. Keyword searches of a…

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Default Network Deactivations Are Correlated with Psychopathic Personality Traits

Default Network Deactivations Are Correlated with Psychopathic Personality Traits

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Open Access Peer-reviewed Research Article Tong Sheng , Anahita Gheytanchi, Lisa Aziz-Zadeh Published: September 7, 2010 https://doi.org/10.1371/journal.pone.0012611 Abstract Background The posteromedial cortex (PMC) and medial prefrontal cortex (mPFC) are part of a network of brain regions that has been found to exhibit decreased activity during goal-oriented tasks. This network is thought to support a baseline of brain activity, and is commonly referred to as the “default network”. Although recent reports suggest that the PMC and mPFC are associated with affective,…

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Effect of negative valence on assessment of self-relevance in female patients with borderline personality disorder

Effect of negative valence on assessment of self-relevance in female patients with borderline personality disorder

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Open Access Peer-reviewed Research Article Pegah Sarkheil , Niko Goik, Camellia N. Ibrahim, Frank Schneider Published: January 10, 2019 https://doi.org/10.1371/journal.pone.0209989 Abstract Background A disturbed self-image is central to the characteristic symptoms of borderline personality disorder (BPD). Evaluations of self-relevance (SR) are highly important in cognitive and emotional processing of information and adaptive behavior. Method In the current study, we used affective statements to investigate if SR is altered in patients with higher scores on Borderline Symptom List (BSL-95). Forthyfemale adults…

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Avoid jumping to conclusions under uncertainty in Obsessive Compulsive Disorder

Avoid jumping to conclusions under uncertainty in Obsessive Compulsive Disorder

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Open Access Peer-reviewed Research Article Sharon Morein-Zamir , Sonia Shapher, Julia Gasull-Camos, Naomi A. Fineberg, Trevor W. Robbins Published: January 15, 2020 https://doi.org/10.1371/journal.pone.0225970 Abstract High levels of intolerance of uncertainty (IU) could contribute to abnormal decision making in uncertain situations. Patients with Obsessive Compulsive Disorder (OCD) often report high IU, indecisiveness and the need to seek greater certainty before making decisions. The Beads task is a commonly used task assessing the degree of information gathering prior to making a decision and so…

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